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Table 1 Mean (SD) duration of each phase in the 2 rhythm conditions

From: Load and speed effects on the cervical flexion relaxation phenomenon

Speed Load Flexion phase Full-flexion phase Extension phase
S a 4.9 (0.5) 3.3 (0.3) 4.8 (0.7)
  b 4.8 (0.5) 3.4 (0.3) 4.6 (0.3)
  c 4.7 (0.4) 3.5 (0.3) 4.6 (0.4)
F a 2.1 (0.5) 3.0 (0.4) 2.2 (0.4)
  b 2.1 (0.5) 3.1 (0.4) 2.1 (0.4)
  c 2.0 (0.5) 3.1 (0.4) 2.1 (0.4)
  1. Slow (S) and fast (F) speed conditions and loaded (a), no load (b) and counterweighted (c) load conditions are presented. Durations are reported in seconds.